Home / 66,552.23-91,840.61-36,336.39

Finding the Fourth Proportional to 66,552.23, 91,840.61 and 36,336.39

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Solution

The fourth proportional to 66,552.23, 91,840.61 and 36,336.39 is: 50,143.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,552.23 : 91,840.61 = 36,336.39 : x
  2. Step 2: Convert to fraction form
    66,552.23/91,840.61 = 36,336.39/x
  3. Step 3: Cross multiply
    66,552.23x = 91,840.61 × 36,336.39
  4. Step 4: Simplify right side
    66,552.23x = 3,337,156,041.12
  5. Step 5: Solve for x
    x = 3,337,156,041.12/66,552.23
  6. Step 6: Final answer
    x = 50,143.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.